The dizzying thrum of the water-powered textile mills in Lowell, Massachusetts drowns out everything else. It is, in a word, deafening – so much so that the floor of the mill vibrates with intense ferocity. 

Set along the Merrimack River, its tributaries, and canals, the city of Lowell had easy access to great quantities of rushing water to power the many mills of the city, which led to its swift success in the early days of the American Industrial Revolution.

Today on the America’s National Parks Podcast, Lowell National Historical Park, and the women who made it work.